Seiko Cal. 3873 - 391

This Hand-Winding model from 1967 features a 43mm PVD Black case. Powered by the 3873 caliber with 22j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-6dfdb10e9dba]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1967

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